Tropical Storm Andrea is now post-tropical, but is still bring very heavy rain to the mid-Atlantic and northeast.
Andrea is now a post tropical cyclone. Winds are still at 45mph, but the storm has lost tropical characteristics. The heaviest rain, as of 5pm, is along southeastern Maryland and the lower Eastern shore. In fact, numerous flood warnings remain in effect.
The first Flood Warning has been issued for parts of Prince Georges County as well as Anne Arundel County until 9:15pm tonight. The Stream Gauge at Western Branch in Upper Marlboro is at 8.3 feet and rising and more rain is expected this afternoon and evening. Below is a look at some area rainfall totals over the past 48 hours.
As the center of Tropical Storm Andrea gets closer to the tidewater of Virginia and lower eastern shore, conditions will be more conducive of tornado development. St. Mary's county in Maryland and the lower eastern shore under a TORNADO WATCH through 8pm.
Here are some of the rainfall totals across the area in the past 48 hours from our WeatherBug Network. Heavy rain will be likely from lunch time through the afternoon.
Heavier rainfall rates have been moving closer to the D.C. area. Here's a look at the radar image closer to 10am with associated rainfall rates. Heaviest rainfall is currently located over the Richmond area and south to the North Carolina border.
Our first named storm of the 2013 Atlantic hurricane season continues to bring heavy rain not only to the southeast but also the D.C. area. Tropical Storm Andrea developed late yesterday afternoon over the eastern Gulf of Mexico and made landfall at 5:40pm EDT Thursday along the Florida big bend. As of the 11am Friday update, winds are still 45mph and Andrea's racing to the northeast at about 25mph. The storm is expected to become post tropical later this evening and will be off the New England coast by tomorrow morning. Below is a look at Andrea on an infrared satellite map as of 7:45am this morning.
- 7:45am Satellite View of Andrea
Tropical storm warnings are in effect for north of the Savannah River in Georgia to Cape Charles Light in Virginia. The lower Chesapeake Bay and Pamlico and Albermarle Sounds are also included in the warning. Here are the latest stats on Andrea from the National Hurricane Center.
The highest winds appear like they will mainly stay off the east coast over the Atlantic. Above is a look at the model guidance for the storm. The highest winds will stay east of the center of circulation and most of the modeling push the storm off the Eastern Shore Friday night. Take a look at the quantitative precipitation forecast through Saturday morning from the Weather Prediction Center below.
- Flash flood watches are in effect for much of the region. Southern Maryland and the eastern shore of Maryland could see between 2 and 4 inches of rain. Even the D.C. Metro could see hefty rainfall totals between 1-2 inches of rain with upwards of 3 inches in some spots. More updates to come.